Tamsulosin Hydrochloride (tam-SOO-loe-sin hye-droe-KLOR-ide)

Treats benign prostatic hyperplasia (enlarged prostate).

Brand Name(s)

Flomax

When This Medicine Should Not Be Used

How to Use This Medicine

Capsule

Take your medicine as directed. Your dose may need to be changed several times to find what works best for you.

Take this medicine 30 minutes after the same meal each day. Swallow the capsule whole. Do not crush, chew, or open it.

Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.

Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose. If you forget to take this medicine for several days in a row, talk to your doctor before you start taking it again.

Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.

Drugs and Foods to Avoid

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

Some medicines can affect how tamsulosin works. Tell your doctor if you are using another alpha blocker medicine, cimetidine, erythromycin, ketoconazole, paroxetine, terbinafine, warfarin, or medicine for erectile dysfunction.

If you notice these less serious side effects, talk with your doctor:

If you notice other side effects that you think are caused by this medicine, tell your doctor

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088

Version Info

Last reviewed on 10/12/2016

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